Research Article

Study on Grey Correlation Degree Decision-Making Model for Investment Scheme on High-Grade Highways in Western China

Table 9

Weight table of decision-making evaluation indexes of the investment plan of the project.

Object layerClass-1 index layerClass-2 index layerClass-3 index layer

Technical advancement M1, 0.39Construction condition A, 0.1181Adaptability of natural conditions A1, 0.1227Geographical position A11, 0.1672
Geologic factor A12, 0.3508
Topography A13, 0.1058
Hydrological regime A14, 0.3045
Climate condition A15, 0.0717
Technical capability B, 0.1916Adaptability of social conditions A2, 0.0222Policies and regulationsA22, 0.2165
Talent pool A23, 0.3835
Supporting strength A24, 0.1102
Tax preference A25, 0.0839
Market condition A26, 0.2059
Survey and design capability B1, 0.0776Construction scale B11, 0.3107
Direction of route B13, 0.1464
Critical control point B14, 0.1036
Estimated traffic B15, 0.4393
Construction technology capability B2, 0.0942Roadbed, pavement, and water-proofing drainage construction technology B21, 0.3462
Bridge and culvert construction technology B23, 0.3462
Safety of technical plan B25, 0.2094
Comprehensive management capability of filed construction B27, 0.0982
Economical rationality M2, 0.608Economic effect C, 0.3625Estimated total investment C1, 0.1167Estimated fixed assets C11, 0.3333
Estimated circulating funds C12, 0.6666
Financial evaluation conclusion C2, 0.0440FIRR C21, 0.2759
ROE C22,0.1360
Earning ratio of all investing parties C23, 0.1956
FNPVZ C24, 0.0727
Payback period C25, 0.0687
ROI C26, 0.1138
Repayment period of loan C27, 0.0687
DSCR C28, 0.0687
National economic evaluation conclusion C3, 0.1375EIRR C31, 0.5936
ENPV C32, 0.2493
Economic effect-expense ratio C33, 0.1571
Social effect D, 0.0634Social effect D1, 0.0927Rate of influence on local employment D11, 0.74998
Rate of influence on local customs D12, 0.25002
Land use effect D2, 0.0541Resettlement rate D21, 0.25002
Land acquisition rate D22, 0.74998
Regional development effect D3, 0.0948Rate of improvement of people’s living standard D32, 0.3333
Rate of process of urbanization D33, 0.6666
Environmental effect E, 0.2644Environmental pollution treatment effect E1, 0.0811Water pollution treatment rate E11, 0.4827
Atmospheric pollution treatment rate E12, 0.2756
Noise treatment rate E13, 0.1006
Solid waste treatment rate E14, 0.1412
Ecological recovery effect E2, 0.0335Soil erosion rate E21, 0.3462
Provisional land reclamation rate E22, 0.0802
Planting rate of greening area E23, 0.2517
Return rate of cultivated land E24, 0.2049
Land fertility recovery rate E25, 0.1169
Biological conservation effect E3, 0.0289Biological survival rate E31, 0.3108
VCR (vegetation coverage rate) E32, 0.4934
Species protection rate E33, 0.1958